3140533145 has 4 divisors (see below), whose sum is σ = 3768639780. Its totient is φ = 2512426512.

The previous prime is 3140533141. The next prime is 3140533147. The reversal of 3140533145 is 5413350413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1092699136 + 2047834009 = 33056^2 + 45253^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140533145 - 2² = 3140533141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3140533141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314053310 + ... + 314053319.

It is an arithmetic number, because the mean of its divisors is an integer number (942159945).

Almost surely, 2^3140533145 is an apocalyptic number.

It is an amenable number.

3140533145 is a deficient number, since it is larger than the sum of its proper divisors (628106635).

3140533145 is an equidigital number, since it uses as much as digits as its factorization.

3140533145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628106634.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 3140533145 is about 56040.4598928310. The cubic root of 3140533145 is about 1464.4272235060.

Adding to 3140533145 its reverse (5413350413), we get a palindrome (8553883558).

The spelling of 3140533145 in words is "three billion, one hundred forty million, five hundred thirty-three thousand, one hundred forty-five".